#region Copyright & License

//
// Copyright 2001-2005 The Apache Software Foundation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//

#endregion

namespace log4net.Core {
  /// <summary>
  /// Test if an <see cref="LoggingEvent"/> triggers an action
  /// </summary>
  /// <remarks>
  /// <para>
  /// Implementations of this interface allow certain appenders to decide
  /// when to perform an appender specific action.
  /// </para>
  /// <para>
  /// The action or behavior triggered is defined by the implementation.
  /// </para>
  /// </remarks>
  /// <author>Nicko Cadell</author>
  public interface ITriggeringEventEvaluator {
    /// <summary>
    /// Test if this event triggers the action
    /// </summary>
    /// <param name="loggingEvent">The event to check</param>
    /// <returns><c>true</c> if this event triggers the action, otherwise <c>false</c></returns>
    /// <remarks>
    /// <para>
    /// Return <c>true</c> if this event triggers the action
    /// </para>
    /// </remarks>
    bool IsTriggeringEvent(LoggingEvent loggingEvent);
  }
}